The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 22, 1988
Filed:
Jun. 23, 1986
Applicant:
Inventors:
Stephen R Ebner, Cottage Grove, MN (US);
Gene A Sjerven, Lake Elmo, MN (US);
Arthur J Ellsworth, South St. Paul, MN (US);
Takashi Amano, Yokohama, JP;
Nobuyoshi Kawasaki, Sagamihara, JP;
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
4284259 ; 252 6254 ; 427128 ; 428328 ; 428329 ; 428694 ; 428695 ; 428900 ; 428522 ;
Abstract
A magnetic medium consisting essentially of a cured compound derived from a low-molecular weight, phosphorylated, polyoxyalkyl polyol and an organic isocyanate compound. The binder may also include a vinyl polymer and/or a polyoxyalkyl polyol.